Home / 262,465,953.60-393,698,930.40-109,410,945.60

Finding the Fourth Proportional to 262,465,953.60, 393,698,930.40 and 109,410,945.60

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Solution

The fourth proportional to 262,465,953.60, 393,698,930.40 and 109,410,945.60 is: 164,116,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,465,953.60 : 393,698,930.40 = 109,410,945.60 : x
  2. Step 2: Convert to fraction form
    262,465,953.60/393,698,930.40 = 109,410,945.60/x
  3. Step 3: Cross multiply
    262,465,953.60x = 393,698,930.40 × 109,410,945.60
  4. Step 4: Simplify right side
    262,465,953.60x = 43,074,972,256,772,584
  5. Step 5: Solve for x
    x = 43,074,972,256,772,584/262,465,953.60
  6. Step 6: Final answer
    x = 164,116,418.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.